MoKo Collapsible Water Bottle, 750ml Unbreakable Foldable Leak Proof Silicone Sports Bottle, Medical Grade Silicone, BPA Free, FDA Approved Made from medical grade silicone and PP plastic, BPA-free, odorless with no harmful toxins, no stains and plastic taste, ensure your health, most suitable for outdoor activities. Sturdy, durable, covenient, and space-efficient. This stylish designed collapsible silicone water bottle can be folded up to 1/5 the original size easily. Soft and elasticity, with good workmanship, never deformation, indehiscent, high/low temperature change resistant. Withstanding extreme temperatures of -4&deg;F to 392&deg;F, safe for hot drinks or to freeze. Premium leak proof silicone and the the secure lock design tightly latch the single button cup lid. Wide mouth design allows for easy cleaning. Dishwasher Safe. Lifetime warranty.